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EP1582228A4 - Method of removing leukocytes, leukocyte-removing filter and utilization thereof - Google Patents

Method of removing leukocytes, leukocyte-removing filter and utilization thereof

Info

Publication number
EP1582228A4
EP1582228A4 EP03776023A EP03776023A EP1582228A4 EP 1582228 A4 EP1582228 A4 EP 1582228A4 EP 03776023 A EP03776023 A EP 03776023A EP 03776023 A EP03776023 A EP 03776023A EP 1582228 A4 EP1582228 A4 EP 1582228A4
Authority
EP
European Patent Office
Prior art keywords
leukocyte
utilization
leukocytes
filter
removing filter
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
EP03776023A
Other languages
German (de)
French (fr)
Other versions
EP1582228A1 (en
EP1582228B2 (en
EP1582228B1 (en
Inventor
Masayuki Kimura
Yukihiro Yamada
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Asahi Kasei Medical Co Ltd
Original Assignee
Asahi Kasei Medical Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=32463031&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=EP1582228(A4) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Asahi Kasei Medical Co Ltd filed Critical Asahi Kasei Medical Co Ltd
Publication of EP1582228A1 publication Critical patent/EP1582228A1/en
Publication of EP1582228A4 publication Critical patent/EP1582228A4/en
Application granted granted Critical
Publication of EP1582228B1 publication Critical patent/EP1582228B1/en
Publication of EP1582228B2 publication Critical patent/EP1582228B2/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
    • A61M1/00—Suction or pumping devices for medical purposes; Devices for carrying-off, for treatment of, or for carrying-over, body-liquids; Drainage systems
    • A61M1/34—Filtering material out of the blood by passing it through a membrane, i.e. hemofiltration or diafiltration
    • A61M1/3496—Plasmapheresis; Leucopheresis; Lymphopheresis
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
    • A61M1/00—Suction or pumping devices for medical purposes; Devices for carrying-off, for treatment of, or for carrying-over, body-liquids; Drainage systems
    • A61M1/36—Other treatment of blood in a by-pass of the natural circulatory system, e.g. temperature adaptation, irradiation ; Extra-corporeal blood circuits
    • A61M1/3621—Extra-corporeal blood circuits
    • A61M1/3627—Degassing devices; Buffer reservoirs; Drip chambers; Blood filters
    • A61M1/3633—Blood component filters, e.g. leukocyte filters
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
    • A61M1/00—Suction or pumping devices for medical purposes; Devices for carrying-off, for treatment of, or for carrying-over, body-liquids; Drainage systems
    • A61M1/36—Other treatment of blood in a by-pass of the natural circulatory system, e.g. temperature adaptation, irradiation ; Extra-corporeal blood circuits
    • A61M1/3621—Extra-corporeal blood circuits
    • A61M1/3627—Degassing devices; Buffer reservoirs; Drip chambers; Blood filters
    • A61M1/3633—Blood component filters, e.g. leukocyte filters
    • A61M1/3635—Constructional details
    • A61M1/3636—Constructional details having a flexible housing
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D39/00—Filtering material for liquid or gaseous fluids
    • B01D39/14—Other self-supporting filtering material ; Other filtering material
    • B01D39/16—Other self-supporting filtering material ; Other filtering material of organic material, e.g. synthetic fibres
    • B01D39/1607—Other self-supporting filtering material ; Other filtering material of organic material, e.g. synthetic fibres the material being fibrous
    • B01D39/1623—Other self-supporting filtering material ; Other filtering material of organic material, e.g. synthetic fibres the material being fibrous of synthetic origin
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
    • A61M2202/00—Special media to be introduced, removed or treated
    • A61M2202/04—Liquids
    • A61M2202/0413—Blood
    • A61M2202/0439—White blood cells; Leucocytes

Landscapes

  • Health & Medical Sciences (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Vascular Medicine (AREA)
  • Hematology (AREA)
  • Animal Behavior & Ethology (AREA)
  • Engineering & Computer Science (AREA)
  • Anesthesiology (AREA)
  • Biomedical Technology (AREA)
  • Veterinary Medicine (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Public Health (AREA)
  • General Health & Medical Sciences (AREA)
  • Cardiology (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Chemical & Material Sciences (AREA)
  • External Artificial Organs (AREA)
  • Filtering Materials (AREA)
EP03776023.8A 2002-12-02 2003-12-02 Method of removing leukocytes, leukocyte-removing filter and utilization thereof Expired - Lifetime EP1582228B2 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2002349329 2002-12-02
JP2002349329 2002-12-02
PCT/JP2003/015398 WO2004050146A1 (en) 2002-12-02 2003-12-02 Method of removing leukocytes, leukocyte-removing filter and utilization thereof

Publications (4)

Publication Number Publication Date
EP1582228A1 EP1582228A1 (en) 2005-10-05
EP1582228A4 true EP1582228A4 (en) 2008-05-07
EP1582228B1 EP1582228B1 (en) 2016-04-13
EP1582228B2 EP1582228B2 (en) 2019-03-13

Family

ID=32463031

Family Applications (1)

Application Number Title Priority Date Filing Date
EP03776023.8A Expired - Lifetime EP1582228B2 (en) 2002-12-02 2003-12-02 Method of removing leukocytes, leukocyte-removing filter and utilization thereof

Country Status (7)

Country Link
US (1) US7591954B2 (en)
EP (1) EP1582228B2 (en)
JP (1) JP4134043B2 (en)
KR (1) KR101038248B1 (en)
CN (1) CN100512891C (en)
AU (1) AU2003284534A1 (en)
WO (1) WO2004050146A1 (en)

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KR100845063B1 (en) 2004-06-09 2008-07-09 아사히 가세이 메디컬 가부시키가이샤 Method for removing leukocyte and filter for use therein
WO2006008906A1 (en) 2004-07-22 2006-01-26 Asahi Kasei Medical Co., Ltd. Method of inhibiting surgical site infection and column to be used therefor
JP5048225B2 (en) * 2004-07-22 2012-10-17 旭化成メディカル株式会社 Method for suppressing surgical site infection and column used therefor
AU2005323672B2 (en) * 2005-01-06 2008-12-18 Asahi Kasei Medical Co., Ltd. Method of removing leukocyte
US7655146B2 (en) 2006-02-20 2010-02-02 Asahi Kasei Medical Co., Ltd. Method for filtering blood or blood components using leukocyte-removing filter and filter device
EP2187957A4 (en) 2007-08-31 2011-08-24 Univ Michigan DEVICES FOR PERFORMING SELECTIVE CYTAPHERESIS AND ASSOCIATED METHODS
US8932470B2 (en) * 2008-04-14 2015-01-13 Asahi Kasei Medical Co., Ltd. Filter material for removing aggregates and method of filtering blood product
JP2010125404A (en) * 2008-11-28 2010-06-10 Mitsui Chemicals Inc Liquid filter
JP5461948B2 (en) * 2009-10-13 2014-04-02 旭化成メディカル株式会社 Leukocyte remover for extracorporeal circulation
EP2515966B1 (en) * 2009-12-22 2017-03-29 Terumo BCT, Inc. Methods and apparatus for collection of filtered blood components, in particular red blood cells
JP5700576B2 (en) * 2010-03-19 2015-04-15 旭化成メディカル株式会社 Cell removal method, cell removal system and leukocyte removal method
AU2011315839B2 (en) 2010-10-15 2016-02-18 Seastar Medical Inc. Cytopheresic cartridge and use thereof
AU2012364759A1 (en) 2011-10-14 2014-06-05 Cytopherx, Inc. Cartridge and method for increasing myocardial function
CN102614556B (en) * 2012-04-19 2014-11-05 南京红十字血液中心 Combined filter membrane for efficient filtration of leukocyte, manufacturing method thereof and leukocyte filter
WO2014010098A1 (en) 2012-07-13 2014-01-16 L'oreal Cosmetic composition comprising composite particles
WO2014010099A1 (en) 2012-07-13 2014-01-16 L'oreal Composite pigment and method for preparing the same
CN104394835B (en) 2012-07-13 2018-09-07 莱雅公司 Cosmetic composition
CN102861365B (en) * 2012-09-14 2015-03-04 南京双威生物医学科技有限公司 Leukocyte filter with soft shell and manufacturing method of leukocyte filter
EP2939001B1 (en) * 2012-12-31 2019-12-04 Beckman Coulter, Inc. Systems and methods for platelet count with clump adjustment
JP6190687B2 (en) * 2013-10-02 2017-08-30 三井化学株式会社 Liquid filter
JPWO2015056603A1 (en) * 2013-10-18 2017-03-09 株式会社カネカ Novel cell separation filter material and filter laminated with the same
KR101759459B1 (en) 2013-12-13 2017-07-18 아사히 가세이 메디컬 가부시키가이샤 Leukocyte removal filter material and leukocyte removal method
US9796166B2 (en) 2014-03-24 2017-10-24 Fenwal, Inc. Flexible biological fluid filters
US9968738B2 (en) 2014-03-24 2018-05-15 Fenwal, Inc. Biological fluid filters with molded frame and methods for making such filters
US10376627B2 (en) 2014-03-24 2019-08-13 Fenwal, Inc. Flexible biological fluid filters
US9782707B2 (en) 2014-03-24 2017-10-10 Fenwal, Inc. Biological fluid filters having flexible walls and methods for making such filters
US10159778B2 (en) 2014-03-24 2018-12-25 Fenwal, Inc. Biological fluid filters having flexible walls and methods for making such filters
US20170266362A1 (en) 2014-08-26 2017-09-21 3M Innovative Properties Company System for removal of pro-inflammatory mediators as well as granulocytes and monocytes from blood
CN107106745B (en) 2014-12-30 2019-11-01 可隆工业株式会社 Blood filter and its manufacturing method
US10376620B2 (en) 2015-04-02 2019-08-13 Fenwal, Inc. Systems and methods for leukoreducing a red blood cell-containing fluid and concentrated red blood cells
EP3311857B1 (en) 2015-06-17 2024-04-10 Asahi Kasei Medical Co., Ltd. Blood-processing filter
CN104998311A (en) * 2015-07-24 2015-10-28 南京双威生物医学科技有限公司 Composite membrane and soft housing leukocyte filter using the same
JP6752890B2 (en) 2016-08-18 2020-09-09 旭化成メディカル株式会社 Filter elements for blood treatment filters, blood treatment filters and leukocyte removal methods
EP3560525A4 (en) 2016-12-22 2020-09-09 Daicel Corporation Bone fixing material
JPWO2018117265A1 (en) * 2016-12-22 2019-12-12 株式会社ダイセル Blood filter
GB201703383D0 (en) 2017-03-02 2017-04-19 Gargle Tech Ltd Testing for particulates
WO2020045592A1 (en) * 2018-08-30 2020-03-05 旭化成メディカル株式会社 Blood processing filter and method of manufacturing blood processing filter
US11680877B2 (en) 2018-09-05 2023-06-20 Hero Scientific Ltd. Testing for particulates
KR20210150676A (en) 2020-06-04 2021-12-13 허승찬 e-commerce method using the Internet
CA3202405A1 (en) 2021-01-06 2022-07-14 Zvi Feldman Filtration sampling devices
CN115245709B (en) * 2022-07-28 2024-09-13 中国医学科学院输血研究所 Filter material for selectively removing white blood cells and retaining platelets and preparation method thereof

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EP0155003A2 (en) * 1984-03-15 1985-09-18 ASAHI MEDICAL Co., Ltd. Filtering unit for removing leukocytes
EP0811412A1 (en) * 1995-12-26 1997-12-10 Asahi Medical Co., Ltd. Filter medium for leukocyte removal

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EP0155003A2 (en) * 1984-03-15 1985-09-18 ASAHI MEDICAL Co., Ltd. Filtering unit for removing leukocytes
EP0811412A1 (en) * 1995-12-26 1997-12-10 Asahi Medical Co., Ltd. Filter medium for leukocyte removal

Also Published As

Publication number Publication date
JP4134043B2 (en) 2008-08-13
AU2003284534A1 (en) 2004-06-23
EP1582228A1 (en) 2005-10-05
EP1582228B2 (en) 2019-03-13
KR101038248B1 (en) 2011-06-01
JPWO2004050146A1 (en) 2006-03-30
KR20050084078A (en) 2005-08-26
US7591954B2 (en) 2009-09-22
EP1582228B1 (en) 2016-04-13
US20060184085A1 (en) 2006-08-17
WO2004050146A1 (en) 2004-06-17
CN100512891C (en) 2009-07-15
CN1729027A (en) 2006-02-01

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